Home›Asteroids›12309 Tommygrav12309 TommygravMain-belt minor planetOpen encyclopedia entry →Designation(12309) TommygravClassMain-beltSemi-major axis2.717811 AUEccentricity0.029241Inclination0.71829°Absolute magnitude (H)14.55Perihelion2.638 AUAphelion2.797 AU